1S2K

Structure of SCP-B a member of the Eqolisin family of Peptidases in a complex with a Tripeptide Ala-Ile-His

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0006508	biological_process	proteolysis
A	0070007	molecular_function	glutamic-type endopeptidase activity

Functional Information from PDB Data

site_id	AC1
Number of Residues	4
Details	BINDING SITE FOR RESIDUE TYR A 1001

Chain	Residue
A	ASN5
A	TRP6
A	GLU139
A	HOH1046

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	1
Details	ACT_SITE: Proton acceptor => ECO:0000269|PubMed:14993599

Chain	Residue	Details
A	GLU136

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site_id	SWS_FT_FI2
Number of Residues	1
Details	SITE: Transition state stabilizer

Chain	Residue	Details
A	GLN53

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Catalytic Information from CSA

site_id	CSA1
Number of Residues	2
Details	a catalytic site defined by CSA, PubMed 15907842, 14993599

Chain	Residue	Details
A	GLU136
A	GLN53

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site_id	MCSA1
Number of Residues	2
Details	M-CSA 595

Chain	Residue	Details
A	GLN53	electrostatic stabiliser
A	GLU136	proton acceptor, proton donor

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